I had a lot of "spalling" on garage floor, some fairly large areas. I investigated whether I could sand concrete and found your product on Amazon. I didn't really know what grit to order, but first order was packs of 80 and 120 grit. They worked well, but when I needed more I went directly to Red Label website and ordered packs of 36 and 60 grit. With what I am doing, the 60 grit is almost the perfect grit.
Pic shows a smooth, level floor, just different colors. Plan to use PVC garage parking ma...